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3rd Class Science Question Bank Science Mock Test-16

  • question_answer
    Why does water vapour rise upwards?

    A)  It is cooler than the surrounding air.

    B)        It is heavier than the surrounding air.

    C)        It is lighter than the surrounding air.

    D)        It is attracted by the clouds in the sky.

    Correct Answer: C

    Solution :

    Not Available


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